1 | # This document is a how-to for installing a Fedora scripts.mit.edu server. |
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2 | # It is semi-vaguely in the form of a shell script, but is not really |
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3 | # runnable as it stands. |
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4 | |
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5 | set -e -x |
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6 | |
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7 | # Some commands should be run as the scripts-build user, not root. |
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8 | |
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9 | alias asbuild="sudo -u scripts-build" |
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10 | |
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11 | # Old versions of this install document advised setting |
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12 | # NSS_NONLOCAL_IGNORE=1 anytime you're setting up anything, e.g. using |
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13 | # yum, warning that useradd will query LDAP in a stupid way that makes |
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14 | # it hang forever. As of Fedora 13, this does not seem to be a problem, |
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15 | # so it's been removed from the instructions. If an install is hanging, |
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16 | # though, try adding NSS_NONLOCAL_IGNORE. |
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17 | |
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18 | # This is actually just "pick an active scripts server". It can't be |
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19 | # scripts.mit.edu because our networking config points that domain |
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20 | # at localhost, and if our server is not setup at that point things |
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21 | # will break. |
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22 | source_server="cats-whiskers.mit.edu" |
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23 | |
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24 | # 'branch' is the current svn branch you are on. You want to |
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25 | # use trunk if your just installing a new server, and branches/fcXX-dev |
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26 | # if your preparing a server on a new Fedora release. |
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27 | branch="trunk" |
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28 | |
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29 | # 'server' is the public hostname of your server, for SCP'ing files |
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30 | # to and from. |
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31 | server=YOUR-SERVER-NAME-HERE |
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32 | |
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33 | # Start with a Scripts kickstarted install of Fedora (install-fedora) |
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34 | |
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35 | # Take updates, reboot if there's a kernel update. |
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36 | |
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37 | yum update |
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38 | |
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39 | # Get rid of network manager |
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40 | yum remove NetworkManager |
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41 | |
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42 | # Check out the scripts.mit.edu svn repository. Configure svn not to cache |
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43 | # credentials. |
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44 | |
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45 | # Copy over root's dotfiles from one of the other machines. |
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46 | # Perhaps a useful change is to remove the default aliases |
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47 | cd /root |
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48 | ls -l .bashrc |
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49 | ls -l .ldapvirc |
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50 | ls -l .screenrc |
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51 | ls -l .ssh |
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52 | ls -l .vimrc |
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53 | ls -l .k5login |
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54 | # Trying to scp from server to server won't work, as scp |
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55 | # will attempt to negotiate a server-to-server connection. |
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56 | # Instead, scp to your trusted machine as a temporary file, |
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57 | # and then push to the other server |
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58 | scp -r root@$source_server:~/{.bashrc,.ldapvirc,.screenrc,.ssh,.vimrc,.k5login} . |
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59 | scp -r {.bashrc,.ldapvirc,.screenrc,.ssh,.vimrc,.k5login} root@$server:~ |
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60 | |
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61 | # Install the initial set of credentials (to get Kerberized logins once |
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62 | # krb5 is installed). Otherwise, SCP'ing things in will be annoying. |
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63 | # o You probably installed the machine keytab long ago |
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64 | ls -l /etc/krb5.keytab |
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65 | # Use ktutil to combine the host/scripts.mit.edu and |
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66 | # host/scripts-vhosts.mit.edu keys with host/this-server.mit.edu in |
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67 | # the keytab. Do not use 'k5srvutil change' on the combined keytab |
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68 | # or you'll break the other servers. (real servers only). Be |
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69 | # careful about writing out the keytab: if you write it to an |
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70 | # existing file the keys will just get appended. The correct |
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71 | # credential list should look like: |
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72 | # ktutil: l |
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73 | # slot KVNO Principal |
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74 | # ---- ---- --------------------------------------------------------------------- |
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75 | # 1 5 host/old-faithful.mit.edu@ATHENA.MIT.EDU |
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76 | # 2 3 host/scripts-vhosts.mit.edu@ATHENA.MIT.EDU |
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77 | # 3 2 host/scripts.mit.edu@ATHENA.MIT.EDU |
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78 | # o Replace the ssh host keys with the ones common to all scripts servers (real servers only) |
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79 | ls -l /etc/ssh/*key* |
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80 | # You can do that with: |
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81 | scp root@$source_server:/etc/ssh/*key* . |
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82 | scp *key* root@$server:/etc/ssh/ |
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83 | service sshd reload |
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84 | |
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85 | # Check out the scripts /etc configuration |
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86 | # backslash to make us not use the alias |
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87 | cd /root |
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88 | \cp -a etc / |
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89 | chmod 0440 /etc/sudoers |
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90 | |
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91 | # NOTE: You will have just lost DNS resolution and the ability |
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92 | # to do password SSH in. If you managed to botch this step without |
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93 | # having named setup, you can do a quick fix by frobbing /etc/resolv.conf |
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94 | # with a non 127.0.0.1 address for the DNS server. Be sure to revert it once |
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95 | # you have named. |
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96 | |
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97 | # NOTE: You can get password SSH back by editing /etc/ssh/sshd_config (allow |
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98 | # password auth) and /etc/pam.d/sshd (comment out the first three auth |
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99 | # lines). However, you should have the Kerberos credentials in place |
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100 | # so as soon as you install the full set of Scripts packages, you'll get |
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101 | # Kerberized logins. |
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102 | |
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103 | # Make sure network is working. If this is a new server name, you'll |
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104 | # need to add it to /etc/hosts and |
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105 | # /etc/sysconfig/network-scripts/route-eth1. Kickstart should have |
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106 | # configured eth0 and eth1 correctly; use service network restart |
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107 | # to add the new routes in route-eth1. |
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108 | service network restart |
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109 | route |
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110 | ifconfig |
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111 | cat /etc/hosts |
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112 | cat /etc/sysconfig/network-scripts/route-eth1 |
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113 | |
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114 | # This is the point at which you should start updating scriptsified |
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115 | # packages for a new Fedora release. Consult 'upgrade-tips' for more |
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116 | # information. |
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117 | yum install -y scripts-base |
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118 | # Some of these packages are naughty and clobber some of our files |
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119 | cd /etc |
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120 | svn revert resolv.conf hosts sysconfig/openafs |
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121 | |
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122 | # Replace rsyslog with syslog-ng by doing: |
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123 | rpm -e --nodeps rsyslog |
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124 | yum install -y syslog-ng |
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125 | chkconfig syslog-ng on |
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126 | |
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127 | # Fix the openafs /usr/vice/etc <-> /etc/openafs mapping. |
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128 | echo "/afs:/usr/vice/cache:10000000" > /usr/vice/etc/cacheinfo |
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129 | echo "athena.mit.edu" > /usr/vice/etc/ThisCell |
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130 | |
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131 | # [TEST SERVER] If you're installing a test server, this needs to be |
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132 | # much smaller; the max filesize on XVM is 10GB. Pick something like |
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133 | # 500000. Also, some of the AFS parameters are kind of retarded (and if |
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134 | # you're low on disk space, will actually exhaust our inodes). Edit |
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135 | # these parameters in /etc/sysconfig/openafs |
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136 | |
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137 | # Test that zephyr is working |
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138 | chkconfig zhm on |
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139 | service zhm start |
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140 | echo 'Test!' | zwrite -d -c scripts -i test |
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141 | |
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142 | # Install the full list of RPMs that users expect to be on the |
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143 | # scripts.mit.edu servers. |
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144 | rpm -qa --queryformat "%{Name}.%{Arch}\n" | sort > packages.txt |
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145 | # arrange for packages.txt to be passed to the server, then run: |
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146 | # --skip-broken will (usually) prevent you from having to sit through |
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147 | # several minutes of dependency resolution until it decides that |
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148 | # it can't install /one/ package. |
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149 | yum install -y --skip-broken $(cat packages.txt) |
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150 | |
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151 | # Check which packages are installed on your new server that are not |
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152 | # in the snapshot, and remove ones that aren't needed for some reason |
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153 | # on the new machine. Otherwise, aside from bloat, you may end up |
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154 | # with undesirable things for security, like sendmail. |
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155 | rpm -qa --queryformat "%{Name}.%{Arch}\n" | grep -v kernel | sort > newpackages.txt |
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156 | diff -u packages.txt newpackages.txt | grep -v kernel | less |
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157 | # here's a cute script that removes all extra packages |
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158 | yum erase -y $(grep -Fxvf packages.txt newpackages.txt) |
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159 | |
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160 | # We need an upstream version of cgi which we've packaged ourselves, but |
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161 | # it doesn't work with the haskell-platform package which expects |
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162 | # explicit versions. So temporarily rpm -e the package, and then |
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163 | # install it again after you install haskell-platform. [Note: You |
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164 | # probably won't need this in Fedora 15 or something, when the Haskell |
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165 | # Platform gets updated.] |
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166 | rpm -e ghc-cgi-devel ghc-cgi |
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167 | yum install -y haskell-platform |
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168 | yumdownloader ghc-cgi |
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169 | yumdownloader ghc-cgi-devel |
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170 | rpm -i ghc-cgi*1.8.1*.rpm |
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171 | |
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172 | # Check out the scripts /usr/vice/etc configuration |
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173 | cd /root/vice |
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174 | \cp -a etc /usr/vice |
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175 | |
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176 | # Install the full list of perl modules that users expect to be on the |
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177 | # scripts.mit.edu servers. |
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178 | cd /root |
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179 | export PERL_MM_USE_DEFAULT=1 |
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180 | cpan # this is interactive, enter the next two lines |
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181 | o conf prerequisites_policy follow |
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182 | o conf commit |
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183 | # on a reference server |
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184 | perldoc -u perllocal | grep head2 | cut -f 3 -d '<' | cut -f 1 -d '|' | sort -u | perl -ne 'chomp; print "notest install $_\n" if system("rpm -q --whatprovides \"perl($_)\" >/dev/null 2>/dev/null")' > perl-packages.txt |
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185 | # arrange for perl-packages.txt to be transferred to server |
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186 | cat perl-packages.txt | perl -MCPAN -e shell |
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187 | |
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188 | # Install the Python eggs and Ruby gems and PEAR/PECL doohickeys that are on |
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189 | # the other scripts.mit.edu servers and do not have RPMs. |
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190 | # The general mode of operation will be to run the "list" command |
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191 | # on both servers, see what the differences are, check if those diffs |
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192 | # are packaged up as rpms, and install them (rpm if possible, native otherwise) |
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193 | # - Look at /usr/lib/python2.6/site-packages and |
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194 | # /usr/lib64/python2.6/site-packages for Python eggs and modules. |
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195 | # There will be a lot of gunk that was installed from packages; |
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196 | # easy-install.pth in /usr/lib/ will tell you what was easy_installed. |
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197 | # First use 'yum search' to see if the relevant package is now available |
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198 | # as an RPM, and install that if it is. If not, then use easy_install. |
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199 | # Pass -Z to easy_install to install them unzipped, as some zipped eggs |
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200 | # want to be able to write to ~/.python-eggs. (Also makes sourcediving |
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201 | # easier.) |
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202 | cat /usr/lib/python2.6/site-packages/easy-install.pth |
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203 | # - Look at `gem list` for Ruby gems. |
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204 | # Again, use 'yum search' and prefer RPMs, but failing that, 'gem install'. |
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205 | # ezyang: rspec-rails depends on rspec, and will override the Yum |
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206 | # package, so... don't use that RPM yet |
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207 | gem list --no-version > gem.txt |
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208 | gem install $(gem list --no-version | grep -Fxvf - gem.txt) |
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209 | # - Look at `pear list` for Pear fruits (or whatever they're called). |
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210 | # Yet again, 'yum search' for RPMs before resorting to 'pear install'. Note |
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211 | # that for things in the beta repo, you'll need 'pear install package-beta'. |
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212 | # (you might get complaints about the php_scripts module; ignore them) |
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213 | pear list | tail -n +4 | cut -f 1 -d " " > pear.txt |
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214 | pear config-set preferred_state beta |
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215 | pear channel-update pear.php.net |
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216 | pear install $(pear list | tail -n +4 | cut -f 1 -d " " | grep -Fxvf - pear.txt) |
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217 | # - Look at `pecl list` for PECL things. 'yum search', and if you must, |
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218 | # 'pecl install' needed items. If it doesn't work, try 'pear install |
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219 | # pecl/foo' or 'pecl install foo-beta' or those two combined. |
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220 | pecl list | tail -n +4 | cut -f 1 -d " " > pecl.txt |
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221 | pecl install --nodeps $(pecl list | tail -n +4 | cut -f 1 -d " " | grep -Fxvf - pecl.txt) |
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222 | |
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223 | # Setup some Python config |
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224 | echo 'import site, os.path; site.addsitedir(os.path.expanduser("~/lib/python2.6/site-packages"))' > /usr/lib/python2.6/site-packages/00scripts-home.pth |
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225 | |
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226 | # Install the credentials. There are a lot of things to remember here. |
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227 | # Be sure to make sure the permissions match up (ls -l on an existing |
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228 | # server!). |
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229 | scp root@$source_server:{/etc/{sql-mit-edu.cfg.php,daemon.keytab,pki/tls/private/scripts.key,signup-ldap-pw,whoisd-password},/home/logview/.k5login} . |
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230 | scp daemon.keytab signup-ldap-pw whoisd-password sql-mit-edu.cfg.php root@$server:/etc |
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231 | scp scripts.key root@$server:/etc/pki/tls/private |
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232 | scp .k5login root@$server:/home/logview |
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233 | chown afsagent:afsagent /etc/daemon.keytab |
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234 | # o The daemon.scripts keytab (will be daemon.scripts-test for test) |
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235 | ls -l /etc/daemon.keytab |
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236 | # o The SSL cert private key (real servers only) |
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237 | ls -l /etc/pki/tls/private/scripts.key |
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238 | # o The LDAP password for the signup process (real servers only) |
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239 | ls -l /etc/signup-ldap-pw |
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240 | # o The whoisd password (real servers only) |
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241 | ls -l /etc/whoisd-password |
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242 | # o Make sure logview's .k5login is correct (real servers only) |
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243 | cat /home/logview/.k5login |
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244 | |
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245 | # Spin up OpenAFS. This will fail if there's been a new kernel since |
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246 | # when you last tried. In that case, you can hold on till later to |
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247 | # start OpenAFS. This will take a little bit of time; |
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248 | service openafs-client start |
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249 | |
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250 | # Check that fs sysname is correct. You should see, among others, |
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251 | # 'amd64_fedoraX_scripts' (vary X) and 'scripts'. If it's not, you |
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252 | # probably did a distro upgrade and should update /etc/sysconfig/openafs. |
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253 | fs sysname |
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254 | |
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255 | # [TEST SERVER] If you are setting up a test server, pay attention to |
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256 | # /etc/sysconfig/network-scripts and do not bind scripts' IP address. |
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257 | # You will also need to modify: |
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258 | # o /etc/ldap.conf |
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259 | # add: host scripts.mit.edu |
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260 | # o /etc/nss-ldapd.conf |
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261 | # replace: uri ***** |
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262 | # with: uri ldap://scripts.mit.edu/ |
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263 | # o /etc/openldap/ldap.conf |
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264 | # add: URI ldap://scripts.mit.edu/ |
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265 | # BASE dc=scripts,dc=mit,dc=edu |
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266 | # o /etc/httpd/conf.d/vhost_ldap.conf |
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267 | # replace: VhostLDAPUrl **** |
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268 | # with: VhostLDAPUrl "ldap://scripts.mit.edu/ou=VirtualHosts,dc=scripts,dc=mit,dc=edu" |
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269 | # o /etc/postfix/virtual-alias-{domains,maps}-ldap.cf |
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270 | # replace: server_host ***** |
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271 | # with: server_host = ldap://scripts.mit.edu |
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272 | # to use scripts.mit.edu instead of localhost. |
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273 | # XXX: someone should write sed scripts to do this |
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274 | |
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275 | # [TEST SERVER] If you are setting up a test server, afsagent's cronjob |
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276 | # will attempt to be renewing with the wrong credentials |
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277 | # (daemon.scripts). Change this: |
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278 | vim /home/afsagent/renew # replace all mentions of daemon.scripts.mit.edu |
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279 | |
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280 | # Set up replication (see ./install-ldap). |
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281 | # You'll need the LDAP keytab for this server: be sure to chown it |
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282 | # fedora-ds after you create the fedora-ds user |
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283 | ls -l /etc/dirsrv/keytab |
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284 | cat install-ldap |
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285 | |
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286 | # Make the services dirsrv, nslcd, nscd, postfix, and httpd start at |
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287 | # boot. Run chkconfig to make sure the set of services to be run is |
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288 | # correct. |
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289 | chkconfig dirsrv on |
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290 | chkconfig nslcd on |
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291 | chkconfig nscd on |
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292 | chkconfig postfix on |
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293 | chkconfig httpd on |
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294 | |
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295 | # Check sql user credentials (needs to be done after LDAP is setup) |
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296 | chown sql /etc/sql-mit-edu.cfg.php |
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297 | |
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298 | # Postfix doesn't actually deliver mail; fix this |
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299 | cd /etc/postfix |
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300 | postmap virtual |
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301 | |
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302 | # Munin might not be monitoring packages that were installed after it |
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303 | munin-node-configure --suggest --shell | sh |
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304 | |
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305 | # Run fmtutil-sys --all, which does something that makes TeX work. |
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306 | # (Note: this errors on XeTeX which is ok.) |
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307 | fmtutil-sys --all |
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308 | |
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309 | # Ensure that PHP isn't broken: |
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310 | mkdir /tmp/sessions |
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311 | chmod 01777 /tmp/sessions |
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312 | |
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313 | # Ensure fcgid isn't broken (should be 755) |
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314 | ls -ld /var/run/mod_fcgid |
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315 | |
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316 | # Fix etc by making sure none of our config files got overwritten |
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317 | cd /etc |
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318 | svn status -q |
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319 | # Some usual candidates for clobbering include nsswitch.conf and |
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320 | # sysconfig/openafs |
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321 | |
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322 | # ThisCell got clobbered, replace it with athena.mit.edu |
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323 | echo "athena.mit.edu" > /usr/vice/etc/ThisCell |
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324 | |
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325 | # Reboot the machine to restore a consistent state, in case you |
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326 | # changed anything. (Note: Starting kdump fails (this is ok)) |
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327 | |
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328 | # [OPTIONAL] Your machine's hostname is baked in at install time; |
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329 | # in the rare case you need to change it: it appears to be in: |
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330 | # o /etc/sysconfig/network |
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331 | # o your lvm thingies; probably don't need to edit |
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332 | |
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333 | # [TEST SERVER] More stuff for test servers |
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334 | # - You need a self-signed SSL cert. Generate with: |
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335 | openssl req -new -x509 -keyout /etc/pki/tls/private/scripts.key -out /etc/pki/tls/certs/scripts.cert -nodes |
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336 | # Also make /etc/pki/tls/certs/ca.pem match up |
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337 | # - Make (/etc/aliases) root mail go to /dev/null, so we don't spam people |
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338 | # - Edit /etc/httpd/conf.d/scripts-vhost-names.conf to have scripts-fX-test.xvm.mit.edu |
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339 | # be an accepted vhost name |
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340 | # - Look at the old test server and see what config changes are floating around |
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341 | |
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342 | # XXX: our SVN checkout should be updated to use scripts.mit.edu |
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343 | # (repository and etc) once serving actually works. |
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344 | cd /etc |
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345 | svn switch --relocate svn://$source_server/ svn://scripts.mit.edu/ |
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346 | cd /usr/vice/etc |
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347 | svn switch --relocate svn://$source_server/ svn://scripts.mit.edu/ |
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348 | cd /srv/repository |
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349 | asbuild svn switch --relocate svn://$source_server/ svn://scripts.mit.edu/ |
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350 | asbuild svn up # verify scripts.mit.edu works |
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